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RE: [grouper-users] multiple subject sources


Chronological Thread 
  • From: Jim Fox <>
  • To: Chris Hyzer <>
  • Cc: "Michael R. Gettes" <>, Rahul Doshi <>, "" <>
  • Subject: RE: [grouper-users] multiple subject sources
  • Date: Wed, 3 Apr 2013 13:27:33 -0700 (PDT)
  • Authentication-results: sfpop-ironport05.merit.edu; dkim=neutral (message not signed) header.i=none



We never remove subjects from the subject source. We do mark some
subjects as 'abandoned', which means that someone once had two ids
and we found out they represented the same person and he or she
had to pick and abandon the other. Those abandoned subjects we
don't present to searches or member lists.

Whether or not someone is active or not (or even if that distinction
has an exact meaning) has no effect on group membership. If we have
a group that requires, say, active employee status we add a
qualifier to the group that requires its members to also be in the
'employee' group.

Jim


On Wed, 3 Apr 2013, Chris Hyzer wrote:

Date: Wed, 3 Apr 2013 09:55:33 -0700
From: Chris Hyzer
<>
To: Michael R. Gettes
<>
Cc: Rahul Doshi
<>,

""

<>
Subject: RE: [grouper-users] multiple subject sources


Can you join the dev call next wed at noon to discuss this?  I think there is
too much back and forth for email.  We can have an out of band call
in the meantime if your timeframe cant wait a week. 

 

In the meantime, if other grouper users have some experience with this type
of design where subjectId/sourceId tuples become unresolvable when
inactive, please let us know on the list…  Penn has evolved to where we try
to not let any subjects move out of the subject source.  Unfortunately
I don’t remember the exact pain points, but it is something that I generally
assume as a Grouper developer (that subjects with assignments are
resolvable)

 

Also, if you could think about what your exact requirements are, more
information there would help.  i.e.

 

1.       You don’t want users searchable on the UI if they are inactive
unless the UI-users selects an “inactive” button.  If they search for a
netId which is inactive, then do they still have to hit the “inactive”
button, or is it just for freeform searches “john smith”

2.       Is it a requirement that all
memberships/permissions/privileges/whatever should be automatically
unavailable right when the subject is
unrevolvable?  i.e. Should memberships/privileges from active subject be
migrated to the inactive subject?

3.       I forget if the new member table columns take care of this, but if a
subject is unresolvable, will the UI/WS show the name/description of
the subject on the screen (or WS) from the point in time that the member
table was last provisioned, or will it just show the user’s netId?

4.       If the user was mistakenly marked as inactive, and they are
reactivated, should all their old memberships/privileges reappear?  What
amount of time should elapse when things are permanent if any?

5.       You mentioned this is at the Group level.  So some groups have this
method and some don’t?

6.       Other things?  J

 

Thanks,

Chris

 

 

 

 

 

From: Michael R. Gettes
[mailto:]
Sent: Wednesday, April 03, 2013 12:11 PM
To: Chris Hyzer
Cc: Rahul Doshi;

Subject: Re: [grouper-users] multiple subject sources

 

Chris,

 

thanks for your perspective on all this… i've been reading this email every
day and i think i am now at a point where i can comment.

 

it isn't clear to me that the audit-ability is so critical.  audit will show
when user X is no longer resolvable and we would want to remove the
unresolvable at regular intervals.  Then X would reappear, as a different
user against a different source.  And thats okay too.  What you identify
as a problem - I'm not seeing as a problem.  So maybe you could be a little
clearer and possibly whack me upside the head to help me understand
why this really would be a problem?  I agree messing with the grouper_members
table isn't a good approach.

 

As for your approach at Penn regarding (ACTIVE)/(NOT_ACTIVE) - I don't think
we are interested in pursuing this avenue.  We only want/need to
present active users to our group managers.  If we present more, it gets more
complicated do to showing more possible subjects and therefore
mistakes will happen.  I guess this is one of those cases in Higher Ed where
we are all similar, but not the same.

 

/mrg

 

On Mar 29, 2013, at 3:10 AM, Chris Hyzer
<>
wrote:



I don’t think thre is a good way to do this at the moment…

 

I don’t think you want two subject sources where users move from one to the
other, since the member table will consider them two different users…
the old one will be unresolvable by the id/source combination, or if you
migrated, then it wouldn’t really be followable in the auditing and point
in time.  Know what I mean?  I guess you could edit the grouper_members
table’s source_id for a person if they move from active to inactive or
visaversa, though I don’t really recommend this since it is internal to
Grouper and Im not sure what could happen.

 

At Penn we solve this by having the active/inactive string in the description
of the subject, which shows up on the search results, and which can
be searched for.

 

My listing is:

 

Michael Christopher Hyzer (mchyzer, 10021368) (active) Staff - Isc
Administrative Systems Tools And Technologies – Application Architect (also:
Alumni)

 

An inactive person would display as:

 

John Smith (12345678) (NOT_ACTIVE) Student - Summer Session - No Major

 

When we search, we just show everyone, and the user can clearly see who is
active or not.  If they only want active people, they can search for
“john smith (active)”.  Though would be nice if they don’t specify to have
the subject source add a filter for (active) being the search string. 
We could do that, though there wouldn’t be an easy way for them to know that
they need to enter “john smith not_active” to search the not active
people…  anyways, we haven’t really had a problem with people accidentally
picking the wrong person… does just showing the active state work for
you?  J

 

Thanks,

Chris

 

 

From:  [mailto:] On
Behalf Of Rahul Doshi
Sent: Wednesday, March 27, 2013 9:25 PM
To: 
Subject: [grouper-users] multiple subject sources

 

We are planning to have two subject sources in our environment.  One that
will have all the active users and other that will have suspended and
deleted users or inactive users.  We want to configure grouper so that by
default it just searches active users subject source instead of all
subject sources.  Is it possible to do that using simple configuration or I
would have to customize the JSP?  For certain groups like group of all
suspended users we want to specify default subject source to be of inactive
users.  Can we specify the inactive users subject source at the group
level let's say at the time of group creation so the that add member
automatically only searches for users in inactive users subject source
instead of first selecting inactive users subject source manually to limit
the search.  If this is not already supported can it be considered as a
feature request?  Also I would welcome any suggestions on how to implement
this.

Thanks,
Rahul

 





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